Animal
Malleefowl
The malleefowl is a speckled bird from Australia. It builds a giant mound of sand and leaves to keep its eggs warm. The chicks dig their own way out and look after themselves.
The malleefowl is a large, ground-living bird of the dry scrublands of southern Australia. Instead of sitting on its eggs, it buries them in a huge mound of sand and rotting leaves, and the male spends months adding and removing sand to keep the eggs at about 33°C. When the chicks hatch, they dig their way out and live on their own from the start.
Leipoa ocellata is an Australian megapode (family Megapodiidae) of semi-arid mallee and acacia shrubland that incubates its eggs in a mound of decaying leaf litter covered with sand. BirdLife International assessed it as Vulnerable (A2bce+3ce+4bce) for the IUCN Red List (assessed 13 January 2022, published 2022): monitoring shows rapid declines over three generations, with a drying climate and more frequent large fires likely to drive further losses.
Photo: Kr.afol, CC BY-SA 3.0, via Wikimedia Commons
Meet the malleefowl
The malleefowl is a big, round bird that lives on the ground in Australia.
Its back is speckled black, white and brown. It has a black stripe down its chest.
The malleefowl is a large bird about 55 to 60 centimeters long, weighing up to about 2.5 kilograms. Its head and neck are buff-gray, and its back and wings are mottled black, white and brown. A broad black stripe runs from the front of its neck to the middle of its chest.
It has sharp eyes and ears, and if danger comes it usually sneaks away and relies on its camouflage. It can fly well, but it would rather run. Males and females look almost the same.
Leipoa ocellata is one of three Australian megapodes, or mound builders (family Megapodiidae), and the Victorian Malleefowl Recovery Group calls it the only megapode that lives in dry inland scrub. The NSW government describes a large bird of 55 to 60 centimeters and up to 2.5 kilograms, with buff-gray head and neck and dappled brown-black and white body, keen hearing and eyesight, a habit of sneaking away when threatened, and a strong flight it seldom uses, preferring a fast, lumbering run.
The recovery group adds a blue-gray hindneck and upper back with light brown barring, a broad black stripe from the front of the neck to the center of the breast, and large, powerful feet; females are slightly smaller, with no clear difference in appearance. John Gould called it the 'spotted egg-leaver' (NSW government).
Quick facts
- Group
- Bird
- Length
- 0.55 to 0.6 m
- Weight
- 2.5 kg
Mallee country
Malleefowl live in dry places with low trees and bushes.
They need sandy ground and lots of fallen leaves.
Malleefowl live in dry scrub and low woodland across southern Australia, especially in mallee country, where low-growing eucalyptus trees and shrubs grow. They need sandy soil and plenty of fallen leaves to build their nest mounds.
They once lived much more widely, but most of the best mallee has been cleared for farms. Today they live in scattered places from the Great Dividing Range in the east to the west coast.
The IUCN describes scattered locations across much of southern mainland Australia from the Great Dividing Range to the west coast, in semi-arid shrublands and low woodlands usually dominated by mallee eucalypts and/or acacias, requiring sandy soil and abundant leaf litter for breeding, at elevations up to 530 meters. Most of the highest-quality habitat in both eastern and western Australia has been cleared for agriculture; the largest remaining block lies east of the Western Australian wheatbelt, including the Great Western Woodlands, the Murchison bioregion and the Great Victoria Desert into South Australia.
The NSW government says malleefowl are now mostly limited to inland semi-arid scrub, and the Victorian Malleefowl Recovery Group lists the dry inland of southern Australia, from west of central NSW and north-western Victoria to much of South Australia and southern Western Australia.
Continent
Its habitats
Where can you find this animal?
- Lives here naturally · Countries and seas named by a scientific source
- Sightings recorded · Records of wild sightings (GBIF)
Lives here naturally · Countries and seas named by a scientific source
Scattered areas of dry mallee scrub and low woodland across southern mainland Australia, from the Great Dividing Range in the east to the west coast. Malleefowl live in only a small part of Australia, mostly inland in the south.
Places: Australia.
Source: iucn-red-list · checked October 2026
Sightings recorded · Records of wild sightings (GBIF)
Counts of GBIF records of wild observations (human and machine) and preserved specimens. Records include introduced populations, vagrants, escaped or released animals and misidentifications, so a country with records is not necessarily part of the native range.
Wild sightings have been recorded in Australia and United States.
Source: gbif · checked October 2026
Range maps show where scientists say an animal lives, often country by country. An animal may live in only part of a country shown, and sightings records can include animals that wandered far from home.
Seeds, ants and blossoms
Malleefowl eat seeds, flowers, ants and beetles.
They find food among the fallen leaves.
Malleefowl eat whatever is around at the time. In the hot summer and autumn they eat mostly ants and the seeds of wattle and senna plants. When the weather cools and the winter rains come, they also eat flowers, herbs, beetles, cockroaches and lerp, the sugary covers made by tiny sap-sucking insects.
They also eat fruits, roots and even fungi.
The IUCN calls malleefowl opportunists that eat seeds (particularly legumes), flowers and fruits of shrubs and herbs, invertebrates, tubers and fungi (Benshemesh 2007). The NSW government says ants and the seeds of wattle and senna dominate in mid-summer and autumn, and that the diet widens with cooler weather and winter rain to blossoms, herbs, beetles, cockroaches, other invertebrates and lerp, the sugary caps of sap-sucking insects.
The IUCN notes that drought reduces both food and the leaf litter needed for nesting, and that introduced rabbits, goats and sheep and native kangaroos compete for food.
Did you know?
A malleefowl egg is very big.
Each malleefowl egg weighs about one-tenth as much as the mother.
Each egg weighs about 10% of the female's body weight, and a season's eggs can reach 250% of her weight (Victorian Malleefowl Recovery Group).
A living thermometer
The male checks how warm the mound is.
He pokes his head into the sand to feel it.
A malleefowl has large, powerful feet for raking and digging. The male uses them to move huge amounts of sand and leaves.
He also needs to know how warm his mound is. He pushes his head into the sand, and scientists think he tests the temperature with his tongue. Then he adds or removes sand to keep the eggs at about 33°C.
The Victorian Malleefowl Recovery Group describes large, powerful feet used to build the mound, raking backwards to dig the depression and gather litter. Both it and the NSW government say the male keeps the mound at about 33°C through the breeding season, judging the temperature by putting his head into the mound, probably testing it with his tongue, and then adding or removing sand.
In spring the rotting litter gives off too much heat, so he opens the mound at dawn to let heat escape; in summer he piles on sand against the sun and spreads it to cool in the morning; in autumn he spreads the soil to warm in the sun and rebuilds the mound with hot sand by evening (NSW government).
A mound for a nest
The male builds a mound of leaves and sand.
The chicks hatch inside and dig their way out. Then they live on their own.
In winter the male scrapes a hollow in the sand and rakes leaves and sticks into it. Rain helps the leaves rot, and rotting leaves give off heat. He covers them with sand, building a mound that can be over 1 meter tall and several meters wide.
The female lays an egg every 4 to 8 days, about 15 to 24 eggs in a season. Each egg takes about 50 to 100 days to hatch, depending on the temperature. The chicks dig up through the sand for up to 15 hours. They never meet their parents, and they can fly within a day.
The Victorian Malleefowl Recovery Group describes a depression about 3 meters across and just under a meter deep, filled with litter raked from up to 50 meters around and built into a mound up to 1.2 meters high and up to 8 meters across; the NSW government gives over 1 meter high and 4 meters across. The IUCN describes an inner core of leaf litter under a thick layer of sand.
The female lays an egg every 4 to 8 days, 15 to 24 in a season (NSW government), sometimes up to 32, each about 10% of her body weight; incubation takes 50 to 100 days depending on temperature (Victorian Malleefowl Recovery Group). The IUCN gives clutches of 15 to 20 and says a female may lay over 30 eggs in a season, but each pair produces on average 8 to 10 chicks a year. Chicks take 2 to 15 hours to dig out, have no contact with adults, run well within an hour and fly strongly within a day.
Working all year round
The male works on his mound for most of the year.
Malleefowl mostly live alone or in pairs.
Looking after the mound is a huge job. The male digs, rakes and moves sand for months, even when it is very hot, while the female lays eggs and sometimes helps with the digging. When the mound can no longer be kept at the right temperature, the pair leaves it.
Malleefowl make several calls: a loud booming to mark their territory, a soft, drawn-out cluck when a pair is together, and a sharp grunt when they feel threatened. Apart from pairs, malleefowl mostly ignore each other.
The NSW government describes the male moving tonnes of sand and debris in the heat, the female laying and helping to dig, and the pair abandoning the mound and any remaining eggs once its critical temperature can no longer be maintained. Calls include the female's high-pitched grunt, a pair's soft, drawn-out cluck, a loud booming territorial call and a sharp grunt when threatened; the Victorian Malleefowl Recovery Group describes the territorial call as a loud booming in three syllables.
The recovery group says birds of any age tend to ignore each other except for mating or territorial disputes, and researchers disagree about whether the male or the female chooses the nest site. The IUCN lists the species as not a migrant.
Did you know?
Malleefowl chicks never meet their parents.
Malleefowl chicks dig their way out of the mound and live on their own, with no contact with adults.
Chicks have no contact with adults or other chicks (Victorian Malleefowl Recovery Group).
Vulnerable: fire, drought and foxes
There are fewer malleefowl than before.
People count their mounds and protect their homes.
The malleefowl is listed as vulnerable. There are about 20,000 to 30,000 adults, and their numbers have fallen fast. Fire seems to be the biggest danger: it destroys the leaf litter and shelter malleefowl need, and birds rarely breed in burned areas for about 15 years. Drought, foxes and cats, and animals that eat the plants they need also cause problems.
Volunteers and scientists count active mounds every year at more than 60 sites. Much of their habitat is now protected, and some birds have been bred in captivity and released.
BirdLife International assessed Leipoa ocellata as Vulnerable (A2bce+3ce+4bce) for the IUCN Red List (assessed 13 January 2022, published 2022): about 25,000 mature individuals (20,000 to 30,000), from regional densities in New South Wales (2,800), South Australia (4,900), Victoria (6,000) and Western Australia (11,300), with rapid declines over three generations (9.13 years each).
Fire has the greatest effect: breeding rarely occurs within 15 years of a fire, and extreme fire weather and drought are likely to increase. Foxes, cats, dogs, raptors, dingoes and goannas take adults, eggs and chicks, though fox control has shown little effect on breeding numbers; rabbits, goats, sheep and kangaroos compete for food and cover; feral deer damage mounds in south-east South Australia; and road deaths occur where birds eat spilled grain. Most habitat is now conserved, a national recovery plan exists, community groups monitor more than 60 sites, and captive breeding supports some populations (IUCN).
IUCN Red List
How is the malleefowl doing in the wild?
- Least Concern
- Near Threatened
- Vulnerable (this animal)
- Endangered
- Critically Endangered
- Extinct in the Wild
- Extinct
Vulnerable
At high risk of disappearing from the wild.
Amazing facts
-
Malleefowl chicks never meet their parents.
Malleefowl chicks dig their way out of the mound and live on their own, with no contact with adults.
Chicks have no contact with adults or other chicks (Victorian Malleefowl Recovery Group).
-
A malleefowl egg is very big.
Each malleefowl egg weighs about one-tenth as much as the mother.
Each egg weighs about 10% of the female's body weight, and a season's eggs can reach 250% of her weight (Victorian Malleefowl Recovery Group).
-
A malleefowl mound can be taller than a meter.
A malleefowl mound can rise more than 1 meter above the ground.
Mounds rise up to 1.2 meters and spread up to 8 meters across (Victorian Malleefowl Recovery Group).
-
Malleefowl chicks can fly very young.
Malleefowl chicks can fly strongly within a day of leaving the mound.
Chicks fly strongly within a day, before their tail feathers have grown (Victorian Malleefowl Recovery Group).
Words to know
- mallee
- low-growing eucalyptus trees and shrubs, and the dry country where they grow
- megapode
- a bird that lets heat from the sun, the ground or rotting leaves warm its eggs
- mound
- a big heap of sand, soil or leaves
- leaf litter
- the layer of dead leaves, bark and twigs on the ground
- lerp
- a sugary cover made by tiny sap-sucking insects on leaves
- camouflage
- colors or patterns that help an animal blend into its surroundings
Discovery challenge
-
What keeps malleefowl eggs warm?
How are malleefowl eggs kept warm?
How does the malleefowl incubate its eggs?
- A mound of rotting leaves and sand
- The mother sitting on them
- A nest high in a tree
Show the answer
A mound of rotting leaves and sand
A warm mound!
Rotting leaves inside a sand mound give off heat, and the male adjusts the sand.
In a mound with a core of decaying leaf litter under sand, regulated by the male (IUCN; NSW government).
-
How warm does the male keep the mound?
At about what temperature does the male keep the mound?
What mound temperature does the male maintain?
- About 33°C
- About 5°C
- About 80°C
Show the answer
About 33°C
About 33 degrees!
About 33°C, by adding or removing sand.
About 33°C (NSW government; Victorian Malleefowl Recovery Group).
-
Who looks after malleefowl chicks?
Who looks after malleefowl chicks once they hatch?
What parental care do malleefowl chicks receive?
- Nobody: they look after themselves
- Both parents feed them
- The father carries them
Show the answer
Nobody: they look after themselves
They look after themselves!
They dig out of the mound and live on their own from the start.
None: chicks have no contact with adults (Victorian Malleefowl Recovery Group).
-
What is the biggest danger to malleefowl?
According to the IUCN, what has the greatest effect on malleefowl numbers?
Which threat has the greatest effect on malleefowl abundance?
- Fire
- Snow
- Floods at sea
Show the answer
Fire
Big fires!
Fire: they rarely breed in burned areas for about 15 years.
Fire; breeding rarely occurs within 15 years of a fire (IUCN).
Places where you might see it
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For parents & teachers
What children will learn
- Locate the dry scrublands of southern Australia where malleefowl live.
- Explain how a malleefowl mound keeps eggs warm and how the male controls its temperature.
- Describe how malleefowl chicks survive without parents.
- Name the main threats to malleefowl, such as fire, drought and predators.
Recommended ages: 3 to 17 · About 15 minutes
Talk about it
- Why might rotting leaves get warm?
- What could be hard about growing up with no parents to help?
- How do volunteers counting mounds help scientists?
Try at home or in class
- Warm compost: with a grown-up, put a thermometer into a garden compost heap and into the soil beside it. Which is warmer?
- Mound model: in a sandbox, build a mound and bury a ping-pong ball 'egg' inside. Add and remove sand like a malleefowl.
Key vocabulary: mallee, megapode, mound, leaf litter, lerp, camouflage
Where these facts come from
- GBIF Backbone Taxonomy and GBIF Occurrence Search , Global Biodiversity Information Facility (CC0 1.0 (backbone); occurrence counts are facts derived from records under CC0, CC BY and CC BY-NC)
- Wikidata , Wikimedia Foundation (CC0 1.0)
- The IUCN Red List of Threatened Species , International Union for Conservation of Nature (IUCN terms of use (no redistribution of Red List data or range maps))
- Leipoa ocellata (BirdLife International, assessed 13 January 2022, published 2022) , IUCN Red List of Threatened Species
- Leipoa ocellata: range, population, ecology, threats and conservation text , IUCN Red List of Threatened Species
- Leipoa ocellata: IUCN Red List global assessment record (BirdLife International 2022), IUCN checklist on GBIF , GBIF
- Malleefowl (native animal facts) , NSW Department of Climate Change, Energy, the Environment and Water
- About Malleefowl , Victorian Malleefowl Recovery Group
- File:Leipoa ocellata.jpg (Yongergnow Malleefowl Centre, Ongerup, Western Australia) , Wikimedia Commons
- Wikimedia Commons , Wikimedia Foundation (Per file: Public domain, CC0, CC BY or CC BY-SA only (credited on each page))
Checked, not yet human-reviewed. Last updated November 1, 2026. Spotted a mistake? Tell us.